CN108469025A - Fire cover, burner and burning kitchen tools - Google Patents
Fire cover, burner and burning kitchen tools Download PDFInfo
- Publication number
- CN108469025A CN108469025A CN201810304630.6A CN201810304630A CN108469025A CN 108469025 A CN108469025 A CN 108469025A CN 201810304630 A CN201810304630 A CN 201810304630A CN 108469025 A CN108469025 A CN 108469025A
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- CN
- China
- Prior art keywords
- fire
- fire hole
- fire cover
- cover
- steady flame
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/02—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
- F23D14/04—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner
- F23D14/06—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with radial outlets at the burner head
- F23D14/065—Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone induction type, e.g. Bunsen burner with radial outlets at the burner head with injector axis inclined to the burner head axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/48—Nozzles
- F23D14/58—Nozzles characterised by the shape or arrangement of the outlet or outlets from the nozzle, e.g. of annular configuration
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/62—Mixing devices; Mixing tubes
- F23D14/64—Mixing devices; Mixing tubes with injectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F23—COMBUSTION APPARATUS; COMBUSTION PROCESSES
- F23D—BURNERS
- F23D14/00—Burners for combustion of a gas, e.g. of a gas stored under pressure as a liquid
- F23D14/46—Details, e.g. noise reduction means
- F23D14/72—Safety devices, e.g. operative in case of failure of gas supply
- F23D14/82—Preventing flashback or blowback
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24C—DOMESTIC STOVES OR RANGES ; DETAILS OF DOMESTIC STOVES OR RANGES, OF GENERAL APPLICATION
- F24C15/00—Details
- F24C15/10—Tops, e.g. hot plates; Rings
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Gas Burners (AREA)
Abstract
The present invention discloses a kind of fire cover, burner and burning kitchen tools, wherein the fire cover has gas chamber, is connected to the air admission hole of the gas chamber and fuel gas pipeline, and the burning fire hole being connected to the gas chamber；The burning fire hole includes outer shroud fire hole, middle ring fire hole and the inner ring fire hole being arranged in order from the fire cover periphery to middle part；The crater of the middle ring fire hole is arranged towards the direction of the outer shroud fire hole.Technical solution of the present invention is added significantly to the distance between outer shroud fire hole and inner ring fire hole, meanwhile, improve the combustion rate of combustion gas.
Description
Technical field
The present invention relates to burning technical field of kitchen wares, more particularly to a kind of fire cover, burner and burning kitchen tools.
Background technology
Gas-cooker is that people are commonly burnt kitchen range, and fire cover is one of the core component of gas-cooker, and fire cover affects combustion gas
The injection of stove flame and utilization rate to combustion gas.Existing fire cover, due to the unreasonable structure of fire cover so that in the space of fire cover
Using unreasonable, the distance between outer shroud fire hole and inner ring fire hole are restricted, and are unfavorable for outer shroud fire hole and are played its heat effect.
Invention content
The main object of the present invention is to provide a kind of fire cover, it is intended to promote the reasonability of fire cover structure, increase inner ring fire hole
The distance between outer shroud fire hole, improves the combustion rate of combustion gas.
To achieve the above object, fire cover proposed by the present invention, the fire cover have gas chamber, are connected to the gas chamber and combustion
The air admission hole of air pipe, and the burning fire hole that is connected to the gas chamber；
The burning fire hole includes outer shroud fire hole, the middle ring fire hole being arranged in order from the fire cover periphery to middle part, and
Inner ring fire hole；
The crater of the middle ring fire hole is arranged towards the direction of the outer shroud fire hole.
Preferably, distance of the middle ring fire hole away from the inner ring fire hole is less than the middle ring fire hole away from the outer ring fire
The distance in hole.
Preferably, the middle ring fire hole includes middle inlet channel and middle flame channel, the middle inlet channel and the combustion
The connection area of air cavity is less than the middle flame channel and external connection area.
Preferably, the middle gas channel includes several pore structures along the fire cover circumferential array；The middle flame channel
Include along the circumferentially disposed flame slot of the fire cover.
Preferably, the connecting tube with outer combustion gas pipeline connection, the middle inlet channel are formed in the middle part of the fire cover
Along being circumferentially arranged for the connecting tube；
The interior inlet channel of the inner ring fire hole is between the middle inlet channel and the connecting tube.
Preferably, the connecting tube with outer combustion gas pipeline connection, the top of the gas chamber are formed in the middle part of the fire cover
Wall is formed with pneumatic trough around the connecting tube, and the middle ring fire hole and the inner ring fire hole are opened in the pneumatic trough.
Preferably, the outer shroud fire hole is located at the periphery of the fire cover, and the outer shroud fire hole includes along fire cover circumferential direction
The steady flame circumferential groove opened up, and the upper steady flame slot above steady flame circumferential groove, the steady flame circumferential groove are connected to the upper steady flame slot.
Preferably, the upper steady flame slot runs through the top of the fire cover thickness direction, so that the steady flame circumferential groove passes through institute
Steady flame slot is stated to be connected to the external of the fire cover thickness direction.
Preferably, the outer shroud fire hole further includes lower steady flame slot, and the lower steady flame slot is located at the lower section of the steady flame circumferential groove,
The steady flame circumferential groove is connected to the lower steady flame slot；
The lower steady flame slot runs through the lower part of the fire cover thickness direction, so that the steady flame circumferential groove passes through the lower steady flame
Slot is connected to the external of the fire cover thickness direction.
Preferably, the groove depth direction of the lower steady flame slot is identical as the upper steady groove depth direction of flame slot, and the two is connected to
In the same position of the steady flame circumferential groove.
Preferably, the fire cover includes inner cover and outer cover, and the inner cover connects with the outer cover and is enclosed the combustion gas
Chamber；
The outer shroud fire hole, middle ring fire hole and inner ring fire hole are opened in outside described and cover.
Present invention further propose that a kind of burner, including：
Ejector pipe, the ejector pipe include supply end, installation end and connection it is described gas supply end and the installation end it is hidden
Section is penetrated, the gas supply end is connected to blast tube；
Fire cover, the fire cover are connect with the installation end, so that the blast tube is connected to the gas chamber of the fire cover；
Wherein, the fire cover has gas chamber, is connected to the air admission hole of the gas chamber and fuel gas pipeline, and with the combustion
The burning fire hole of air cavity connection；
The burning fire hole includes outer shroud fire hole, the middle ring fire hole being arranged in order from the fire cover periphery to middle part, and
Inner ring fire hole；
The crater of the middle ring fire hole is arranged towards the direction of the outer shroud fire hole.
The present invention also proposes a kind of burning kitchen tools, which includes：
Panel；
Pan bracket, the pan bracket are used to support cookware, and the pan bracket is set to above the panel；And
Burner, the burner are located at the lower section of the pan bracket；
The burner is located above the panel, and is installed on the panel；Or,
The burning kitchen tools further include the bottom case positioned at the below the panel, and the burner is located under the panel
Side, and be installed on the bottom case；Wherein,
The burner includes：
Ejector pipe, the ejector pipe include supply end, installation end and connection it is described gas supply end and the installation end it is hidden
Section is penetrated, the gas supply end is connected to blast tube；
Fire cover, the fire cover are connect with the installation end, so that the blast tube is connected to the gas chamber of the fire cover；
Wherein, the fire cover has gas chamber, is connected to the air admission hole of the gas chamber and fuel gas pipeline, and with the combustion
The burning fire hole of air cavity connection；
The burning fire hole includes outer shroud fire hole, the middle ring fire hole being arranged in order from the fire cover periphery to middle part, and
Inner ring fire hole；
The crater of the middle ring fire hole is arranged towards the direction of the outer shroud fire hole.
Technical solution of the present invention, by by the crater of middle ring fire hole towards outer shroud fire hole so that sprayed from middle ring fire hole
Flame towards outer shroud fire hole extend.Pass through the setting of middle ring fire hole so that outer shroud fire hole between inner ring fire hole at a distance from
When increase, outer shroud fire hole still can quickly be lighted by the transmission in ring fire hole, by increasing middle ring fire hole so that combustion gas
Combustion rate significantly promoted.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of one embodiment of fire cover of the present invention；
Fig. 2 is the structural schematic diagram of one embodiment of outer cover in Fig. 1；
Fig. 3 is the partial enlarged view at A in Fig. 2；
Fig. 4 is the partial enlarged view at B in Fig. 2；
Fig. 5 is the structural schematic diagram of another embodiment of outer cover in Fig. 1；
Fig. 6 is the partial enlarged view at C in Fig. 5；
Fig. 7 is the structural schematic diagram of one embodiment of ejector pipe of burner of the present invention；
Fig. 8 is the structural schematic diagram of one embodiment of burner of the present invention；
Fig. 9 is the structural schematic diagram of present invention burning one embodiment of kitchen tools.
Drawing reference numeral explanation：
| Label | Title | Label | Title |
| 100 | Fire cover | 110 | Outer cover |
| 120 | Inner cover | 130 | Flame boss |
| 131 | Inner ring fire hole | 132 | Lead fiery inclined-plane |
| 150 | Outer shroud fire hole | 151 | Steady flame circumferential groove |
| 152 | Upper steady flame slot | 153 | Steady flame slot down |
| 160 | Middle ring fire hole | 161 | Middle inlet channel |
| 162 | Middle flame channel | 180 | Connecting tube |
| 170 | Pneumatic trough | 200 | Ejector pipe |
| 210 | Supply end | 220 | Installation end |
| 230 | Injection section | 300 | Panel |
| 400 | Pan bracket | 191 | Air admission hole |
| 192 | Gas chamber |
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining relative position relation, motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can
To be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution occurs
Conflicting or cannot achieve when, will be understood that the combination of this technical solution is not present, also not the present invention claims protection model
Within enclosing.
It is upper with side of the fire cover 100 towards cookware, back to the side of cookware as shown in Figure 1, establishing the coordinate system in figure
For under.
The present invention mainly proposes a kind of fire cover 100, is mainly used in burner (be mainly used for burn kitchen tools in), with
During gas-cooker use, reduce flame spray when tempering phenomena such as so that from fire cover 100 spray flame more stablize,
Uniformly, to improve the combustion rate of combustion gas and the stability of flame.The burning kitchen tools refer to, such as gas-cooker, gas burning roastor, pass through
Burning gases are with the kitchen tools to cookware or heat foods.
Below by the concrete structure of main description fire cover 100.
Referring to figs. 1 to Fig. 9, in embodiments of the present invention, which has gas chamber 192, is connected to the gas chamber
192 and fuel gas pipeline air admission hole 191, and the burning fire hole that is connected to the gas chamber 192；
The burning fire hole includes outer shroud fire hole 150, and the outer shroud fire hole 150 is located at the periphery of the fire cover 100, described
Outer shroud fire hole 150 includes the steady flame circumferential groove 151 circumferentially opened up along the fire cover 100, and upper above steady flame circumferential groove 151
Steady flame slot 152, the steady flame circumferential groove 151 is connected to the upper steady flame slot 152.
Specifically, in the present embodiment, fire cover 100 is arranged in UFO, and whole is in flat setting, on the top of fire cover 100
The bottom of portion's sum all has protrusion part so that the gas chamber 192 of fire cover 100 is also in that UFO is arranged.Fire cover 100 includes outer cover
110 and inner cover 120, outer cover 110 has a cavity of open at one end, and along the thickness direction setting of fire cover 100, opening is located at opening
The bottom of outer cover 110.The shape of outer cover 110 is adapted to opening, and in open periphery, outer cover 110 has the peace installed for inner cover 120
Boss is filled, side of the inner cover 120 towards outer cover 110 is bonded with boss, and closed gas chamber 192 is formed with sealing.
Outer rim of the outer shroud fire hole 150 along 100 middle part of fire cover opens up, and steady flame circumferential groove 151 is opened up along the circumferential direction of fire cover 100, on
Steady flame slot 152 is opened up along the thickness direction of fire cover 100.About upper steady flame slot 152, the extension along the radial direction of fire cover 100 is grown
Degree is flute length, and the development length along 100 thickness direction of fire cover is groove depth.Steady flame circumferential groove 151 and upper steady flame slot 152 are and gas chamber
192 connections, certainly, in some embodiments, it is also possible to be that one of those is connected to gas chamber 192, and it is another then by with
It is previous to be connected to obtain combustion gas.Setting in T shape after steady flame circumferential groove 151 is connected to upper steady flame slot 152, more exactly,
According to the coordinate system in Fig. 1, it is arranged in inverted " t " font, steady flame circumferential groove 151 (flute length) is T-shaped cross, upper steady flame slot 152
(groove depth) is T-shaped erect.Certainly, in some embodiments, it is also possible to be spliced to form " L " shape.
In the present embodiment, by the way that outer shroud fire hole 150 is set as being made of upper steady flame slot 152 and steady flame circumferential groove 151 so that
When combustion gas is sprayed from gas chamber 192 from outer shroud fire hole 150, flame will in upper steady flame slot 152 and steady 151 intramedullary expansion of flame circumferential groove,
Since flame is in burning, volume increases, and expanded body when upper steady flame slot 152 and steady flame circumferential groove 151 have given flame combustion just
The required space of product so that flame has enough spaces when spraying, to avoid the occurrence of tempering phenomenon so that combustion gas can be with
It is adequately contacted with air in combustion to burn fully；Simultaneously as combustion gas has sufficient space in burning so that
Flame avoids being extruded since space is too small when spraying so that flame sprayed more stablizes.
The extending space of flame in order to further increase so that fuel gas buring is more abundant, and flame is more stablized after spraying,
The upper steady flame slot 152 runs through the top of 100 thickness direction of the fire cover so that the steady flame circumferential groove 151 pass through it is described steady
Flame slot 152 is connected to the external of 100 thickness direction of the fire cover.
In the present embodiment, the side of upper steady flame slot 152 is connected to steady flame circumferential groove 151, and the top of upper steady flame slot 152 is through fire
The top of lid 100 so that the top of upper steady flame slot 152 and air communication, when fuel gas buring, flame can be from upper steady flame slot
152 top sprays, and is added significantly to the space of fuel gas buring, so that the burning of combustion gas is more abundant, flame is more steady
It is fixed.At this point, while flame can be sprayed along the periphery of fire cover 100, the position of proximal edge can also be leaned on from the top of fire cover 100
It sprays.
In order to adapt to the demand of a variety of flames, the length of the length direction of the steady flame circumferential groove 151 and the upper steady flame slot 152
It spends direction in angle to be arranged, the angle is more than zero degree, and is less than 180 degree.I.e. upper steady flame slot 152 from the edge of fire cover 100 to
The extending direction that middle part extends, the angled setting of tangential direction with fire cover frontside edge.Angle between the two for 90 °,
I.e. when the outer rim of rear cover is circumferentially arranged, upper steady the radially extending along fire cover 100 of flame slot 152.
The length direction of the steady flame circumferential groove 151 and the groove depth direction of the upper steady flame slot 152 are arranged in angle, the folder
Angle is more than zero degree, and is less than 180 degree；Wherein, the groove depth direction of the upper steady flame slot 152 is it in 100 thickness side of the fire cover
To extending direction.The cell wall of upper steady flame slot 152 is obliquely installed in fire cover 100, the wall surface of cell wall and the top surface of fire cover 100 or
Person's inclined bottom surface.By taking the extending direction of the wall surface of cell wall and steady flame circumferential groove 151 is mutually perpendicular to as an example.
In some embodiments, in order to provide the space of bigger to burned flame, the groove width of the steady flame circumferential groove 151 is big
In or equal to the upper steady flame slot 152 groove width.
In order to provide the space of bigger to burned flame, and it is that flame is more uniform, the number of the outer shroud fire hole 150
Amount is multiple, circumferential array of multiple outer shroud fire holes 150 along the fire cover 100.By by outer shroud fire hole 150 along fire cover
100 circumferential direction is evenly distributed so that the surrounding of the slave fire cover 100 of even flame sprays, and uniformly adds convenient for more cookwares or food
Heat.
In some embodiments, the circumferential direction along the fire cover 100 offers the fiery slot of biography, and the fiery slot of the biography is connected to adjacent two institute
The steady flame circumferential groove 151 of outer shroud fire hole 150 is stated, so that the adjacent outer shroud fire hole 150 connection.In the present embodiment, pass fiery slot with
Steady flame circumferential groove 151 forms an annulus after splicing, i.e., steady flame circumferential groove 151 and the fiery slot of biography are located on unified annulus, and the two can be with one
Machine-shaping is played, it is that adjacent two steady flame circumferential grooves 151 mutually extend to form to pass fiery slot in other words.By passing the setting of fiery slot,
So that fire can be passed by passing fiery slot between adjacent outer shroud fire hole 150, when any one in outer shroud fire hole 150 is lighted,
Remaining outer shroud fire hole 150 is quickly lighted by passing fiery slot.In addition, the space that fiery slot increases flame injection is passed, in outburst
Have bigger space can activity, to be conducive to improve combustion gas combustion rate and flame stability.Fiery slot is passed not only may be used
To play the effect for passing fire, the more abundant of fuel gas buring, flame can also be made more to stablize, uniformly.
In some embodiments, in order to further increase flame ejection stability, improve the combustion rate of combustion gas, it is described
Outer shroud fire hole 150 further includes lower steady flame slot 153, and the lower steady flame slot 153 is located at the lower section of the steady flame circumferential groove 151, described steady
Flame circumferential groove 151 is connected to the lower steady flame slot 153.
In the present embodiment, the connection relation between lower steady flame slot 153 and steady flame circumferential groove 151 and position relationship, with upper steady flame
Connection relation and position relationship between slot 152 and steady flame circumferential groove 151 is similar, is located at steady flame circumferential groove 151 with upper steady flame slot 152
Unlike top, lower steady flame slot 153 is located at the lower section of steady flame circumferential groove 151.By setting by upper steady flame outer shroud fire hole 150 to
Slot 152, lower steady flame slot 153 and steady flame circumferential groove 151 form so that when combustion gas is sprayed from gas chamber 192 from outer shroud fire hole 150,
Flame will be in upper steady flame slot 152, lower steady flame slot 153 and steady 151 intramedullary expansion of flame circumferential groove, and since flame is in burning, volume increases,
And upper steady flame slot 152, lower steady flame slot 153 and steady flame circumferential groove 151 extended volume required space when having given flame combustion just,
So that flame has enough spaces when spraying, to avoid the occurrence of tempering phenomenon so that combustion gas can fill in combustion
That divides contacts with air to burn fully；Simultaneously as combustion gas has sufficient space in burning so that flame is kept away when spraying
Exempt to be extruded since space is too small so that flame sprayed more stablizes.
The extending space of flame in order to further increase, the lower steady flame slot 153 is through 100 thickness direction of the fire cover
Lower part, so that the steady flame circumferential groove 151 is connected to by the lower steady flame slot 153 with the external of 100 thickness direction of the fire cover.
In the present embodiment, the side of lower steady flame slot 153 is connected to steady flame circumferential groove 151, and the bottom of lower steady flame slot 153 is through fire
The bottom of lid 100 so that the bottom of lower steady flame slot 153 and air communication, when fuel gas buring, flame can be from lower steady flame slot
153 lower part sprays, and is added significantly to the space of fuel gas buring, so that the burning of combustion gas is more abundant, flame is more steady
It is fixed.At this point, while flame can be sprayed along the periphery of fire cover 100, the position of proximal edge can also be leaned on from the bottom of fire cover 100
It sprays.
In order to adapt to the demand of a variety of flames, the length of the length direction of the steady flame circumferential groove 151 and the lower steady flame slot 153
It spends direction in angle to be arranged, the angle is more than zero degree, and is less than 180 degree.
The extending direction that steady flame slot 153 extends from the edge of fire cover 100 to middle part under i.e., the tangent line with fire cover frontside edge
The angled setting in direction.Angle between the two is for 90 °, i.e., when the outer rim of rear cover is circumferentially arranged, lower steady flame slot 153
Along radially extending for fire cover 100.
The length direction of the steady flame circumferential groove 151 and the groove depth direction of the lower steady flame slot 153 are arranged in angle, the folder
Angle is more than zero degree, and is less than 180 degree；Wherein, the groove depth direction of the lower steady flame slot 153 is it in 100 thickness side of the fire cover
To extending direction.The cell wall of steady flame slot 153 is obliquely installed in fire cover 100 down, the wall surface of cell wall and the top surface of fire cover 100 or
Person's inclined bottom surface.By taking the extending direction of the wall surface of cell wall and steady flame circumferential groove 151 is mutually perpendicular to as an example.
It is, of course, understood that in order to which upper steady flame slot 152 and lower steady flame slot 153 can preferably coordinate, it is described lower steady
The groove depth direction of flame slot 153 is identical as the groove depth direction of the upper steady flame slot 152, and the two is communicated in the steady flame circumferential groove 151
Same position.At this point, the outer shroud fire hole 150 being made of upper steady flame slot 152, lower steady flame slot 153 and steady flame circumferential groove 151 is in
" ten " font is arranged.
In some embodiments, in order to make flame more stablize, since flame has the tendency that spraying upward, by will be described
The groove depth of upper steady flame slot 152 is more than the groove depth of the lower steady flame slot 153.So that the space of upper steady flame slot 152 is more than lower steady flame slot
153 space, when fire passes upward through upper steady flame slot 152, since upper steady flame slot 152 has enough spaces so that upper steady flame slot
152 can be very good control fire and lead fire.In some embodiments, the upper steady flame slot 152, lower steady flame slot 153 and described steady
Flame circumferential groove 151 is connected to the gas chamber 192.Certainly, in some embodiments can with only one of which or two with
Gas chamber 192 is connected to.
In order to further increase the working efficiency of fire cover 100, the fire cover 100 also has inner ring fire hole 131, the inner ring
Fire hole 131 is connected to the gas chamber 192；The middle part of the fire cover 100 offers the thickness direction along the fire cover 100 and runs through
The centre bore of the fire cover 100, the inner ring fire hole 131 are arranged in the fire cover 100 of the center hole peripheral.That is inner ring fire hole
131 are opened in the medium position of fire cover 100, inner ring fire hole 131 are arranged by the medium position in fire cover 100 so that cookware exists
When being heated, the heating on periphery and middle part flame can be received.
In order to uniformly be heated in bottom, several flames are arranged at intervals in the fire cover 100 of the center hole peripheral
The side of boss 130, the flame boss 130 offers the inner ring fire hole 131, and the other side, which is provided with, leads fiery inclined-plane 132, with
The crater of the inner ring fire hole 131 on the latter flame boss 130 is set to lead fire towards the previous flame boss 130
Inclined-plane 132.When flame, which is ejected into, leads fiery inclined-plane 132, can scattering even flame, uniformly concentrate on pot bottom.
In some embodiments, the fire cover 100 also has middle ring fire hole 160, middle ring fire hole 160 and the gas chamber
192 connections；The middle ring fire hole 160 is between the inner ring fire hole 131 and the outer shroud fire hole 150.It works in fire cover 100
In the process, the combustion gas of inner ring fire hole 131 is ignited first, by the guiding for leading fiery inclined-plane 132 so that in middle ring fire hole 160
Combustion gas is quickly ignited, and since the crater of middle ring fire hole 160 is towards outer shroud fire hole 150, the combustion gas of outer shroud fire hole 150 is also fast
Speed is ignited, and to realize, stablizing for three ring fires is burnt in fire cover 100.
In some embodiments, in order to improve the efficiency of lighting of outer shroud fire hole 150, and increase outer shroud fire hole 150 away from interior
The distance in ring fire hole 131, the fire cover 100 have gas chamber 192, are connected to the air admission hole of the gas chamber 192 and fuel gas pipeline
191, and the burning fire hole that is connected to the gas chamber 192；The burning fire hole includes from 100 periphery of the fire cover to middle part
Outer shroud fire hole 150, middle ring fire hole 160 and the inner ring fire hole 131 being arranged in order；The crater direction of the middle ring fire hole 160
The direction of the outer shroud fire hole 150 is arranged.
In the present embodiment, by by the crater of middle ring fire hole 160 towards outer shroud fire hole 150 so that from middle ring fire hole 160
The flame of ejection extends towards outer shroud fire hole 150.Pass through the setting of middle ring fire hole 160 so that outer shroud fire hole 150 with interior ring fire
When the distance between hole 131 increases, outer shroud fire hole 150 still can quickly be lighted by the transmission in ring fire hole.
In some embodiments, distance of the middle ring fire hole 160 away from the inner ring fire hole 131 is less than the middle ring fire
Distance of the hole 160 away from the outer shroud fire hole 150.The flame of inner ring fire hole 131 is along the circumferential injection in 100 middle part of fire cover so that flame
The uniform top for concentrating on fire cover 100 is kept away at this point, the distance between inner ring fire hole 131 and middle ring fire hole 160 should not be too large
Exempt from occur passing the slow problem of fire.Since the crater of middle ring fire hole 160 is towards outer shroud fire hole 150 so that outer shroud fire hole 150 can
An equal middle ring fire hole 160 relatively far away from position is arranged according to actual demand so that outer shroud fire hole 150 can uniformly add
The periphery of hot pot tool.So set, being conducive to adequately and reasonably utilize the space of fire cover 100 and reasonably arrange to adjust flame
Combustion zone.
In order to increase the jet length of middle ring fire hole 160, the middle ring fire hole 160 includes middle inlet channel 161 and middle spray
Fiery channel 162, the connection area of the middle inlet channel 161 and the gas chamber 192, be less than the middle flame channel 162 with
External connection area.From the gas chamber 192 of large space, to the middle inlet channel 161 of small area so that combustion gas is in transmission process
Middle pressurization, from the middle inlet channel 161 of small area, to the middle flame channel 162 of large area so that flame is more uniformly to four
Week injection.In this way, not only having increased the jet length of flame, but also increase the spray regime of flame.
The form in middle inlet channel 161 and middle flame channel 162 can have very much, and explanation of giving one example below is described
Middle gas channel includes several pore structures along 100 circumferential array of the fire cover；The middle flame channel 162 includes along the fire cover
100 circumferentially disposed flame slots.
In some embodiments, in order to improve the uniformity of middle part flame, the middle part of the fire cover 100 is formed with and outside
The connecting tube 180 of fuel gas pipeline connection, 161 being circumferentially arranged along the connecting tube 180 of the middle inlet channel；The interior ring fire
The interior inlet channel in hole 131 is between the middle inlet channel 161 and the connecting tube 180.
In order to increase the combustion gas stability between inner ring fire hole 131 and middle ring fire hole 160, the middle part shape of the fire cover 100
The roof of the connecting tube 180 of Cheng Youyu outer combustion gas pipeline connections, the gas chamber 192 is formed with collection around the connecting tube 180
Air drain 170, the middle ring fire hole 160 and the inner ring fire hole 131 are opened in the pneumatic trough 170.Due to middle ring fire hole 160
It is arranged in pneumatic trough 170 with inner ring fire hole 131, and is respectively positioned on the top of fire cover 100 so that inner ring fire hole 131 and middle ring
The air pressure of 160 position of fire hole is suitable, and it is convenient to ignite.
The present invention also proposes a kind of burner, which includes ejector pipe 200 and fire cover 100, the fire cover 100 it is specific
Structure at least has with reference to above-described embodiment since this burner uses whole technical solutions of above-mentioned all embodiments
There are all advantageous effects caused by the technical solution of above-described embodiment, this is no longer going to repeat them.Wherein, the ejector pipe
200 include that gas supply end 210, installation end 220 and the connection gas supply end 210 and the installation end 220 insinuate section 230, institute
Gas supply end 210 is stated to be connected to blast tube；The fire cover 100 is connect with the installation end 220, so that the blast tube and institute
The gas chamber 192 for stating fire cover 100 is connected to.
With reference to Fig. 9, the present invention also proposes a kind of burning kitchen tools, which includes：Panel 300；Pan bracket 400, pot
Holder 400 is used to support cookware, and pan bracket 400 is set to 300 top of panel；And burner, burner are set to pan bracket 400
Lower section；Burner is located at 300 top of panel, and is installed on panel 300；Or burning kitchen tools further include being located at 300 lower section of panel
Bottom case, burner is located at the lower section of panel 300, and is installed on bottom case.The concrete structure of the burner is with reference to above-mentioned implementation
Example, since this burning kitchen tools use whole technical solutions of above-mentioned all embodiments, at least with above-described embodiment
All advantageous effects caused by technical solution, this is no longer going to repeat them.Wherein, the burning kitchen tools can be gas cooker or
The products such as gas burning roastor.
It should be noted that said burner can be located at 300 lower section of 300 top of panel or panel, wherein when burner position
When above panel 300, burner is installed on panel 300, and burner is empty between pan bracket 400 and panel 300 at this time
Gas enters from the top of panel 300 in burner；Alternatively, the burning kitchen tools further include the bottom case for being located at 300 lower section of panel, burning
Device is located at the lower section of panel 300, and burner is installed on bottom case, and air enters from the lower section of panel 300 in burner.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every at this
Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly
In the scope of patent protection that other related technical areas are included in the present invention.
Claims (13)
1. a kind of fire cover, which is characterized in that the fire cover has gas chamber, is connected to the air inlet of the gas chamber and fuel gas pipeline
Hole, and the burning fire hole that is connected to the gas chamber；
The burning fire hole includes outer shroud fire hole, middle ring fire hole and the inner ring being arranged in order from the fire cover periphery to middle part
Fire hole；
The crater of the middle ring fire hole is arranged towards the direction of the outer shroud fire hole.
2. fire cover as described in claim 1, which is characterized in that distance of the middle ring fire hole away from the inner ring fire hole is less than
Distance of the middle ring fire hole away from the outer shroud fire hole.
3. fire cover as described in claim 1, which is characterized in that the middle ring fire hole includes that middle inlet channel and middle flame are logical
Road, the connection area of the middle inlet channel and the gas chamber are less than the middle flame channel and external connection area.
4. fire cover as claimed in claim 3, which is characterized in that the middle inlet channel includes several along fire cover circumferential direction row
The pore structure of row；The middle flame channel includes along the circumferentially disposed flame slot of the fire cover, and the flame slot is connected to outside
Position be crater.
5. fire cover as claimed in claim 4, which is characterized in that be formed in the middle part of the fire cover and outer combustion gas pipeline connection
Connecting tube, middle inlet channel being circumferentially arranged along the connecting tube；
The interior inlet channel of the inner ring fire hole is between the middle inlet channel and the connecting tube.
6. fire cover as described in claim 1, which is characterized in that be formed in the middle part of the fire cover and outer combustion gas pipeline connection
Connecting tube, the roof of the gas chamber is formed with pneumatic trough, the middle ring fire hole and the inner ring fire hole around the connecting tube
It is opened in the pneumatic trough.
7. the fire cover as described in any one of claim 1 to 6, which is characterized in that the outer shroud fire hole is located at the fire cover
Periphery, the outer shroud fire hole includes the steady flame circumferential groove circumferentially opened up along the fire cover, and upper above steady flame circumferential groove
Steady flame slot, the steady flame circumferential groove are connected to the upper steady flame slot.
8. fire cover as claimed in claim 7, which is characterized in that the upper steady flame slot is upper through the fire cover thickness direction
Portion, so that the steady flame circumferential groove is connected to by the upper steady flame slot with the external of the fire cover thickness direction.
9. fire cover as claimed in claim 7, which is characterized in that the outer shroud fire hole further includes lower steady flame slot, the lower steady flame
Slot is located at the lower section of the steady flame circumferential groove, and the steady flame circumferential groove is connected to the lower steady flame slot；
The lower steady flame slot run through the fire cover thickness direction lower part so that the steady flame circumferential groove by the lower steady flame slot with
The external connection of the fire cover thickness direction.
10. fire cover as claimed in claim 9, which is characterized in that the groove depth direction of the lower steady flame slot and the upper steady flame slot
Groove depth direction it is identical, and the two is communicated in the same position of the steady flame circumferential groove.
11. the fire cover as described in any one of claim 1 to 6, which is characterized in that the fire cover includes inner cover and outer cover,
The inner cover connects with the outer cover and is enclosed the gas chamber；
The outer shroud fire hole, middle ring fire hole and inner ring fire hole are opened in outside described and cover.
12. a kind of burner, which is characterized in that including：
Ejector pipe, the ejector pipe include the injection section for supplying end, installation end and the connection gas supply end and the installation end,
The gas supply end is connected to blast tube；
Fire cover as described in any one of claim 1 to 11, the fire cover are connect with the installation end, so that the combustion gas
Channel is connected to the gas chamber of the fire cover.
13. a kind of burning kitchen tools, which is characterized in that including：
Panel；
Pan bracket, the pan bracket are used to support cookware, and the pan bracket is set to above the panel；And
Burner as claimed in claim 12 is located at the lower section of the pan bracket；
The burner is located above the panel, and is installed on the panel；Or,
The burning kitchen tools further include the bottom case positioned at the below the panel, and the burner is located at the lower section of the panel, and
It is installed on the bottom case.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810304630.6A CN108469025B (en) | 2018-04-04 | 2018-04-04 | Fire cover, burner and burning kitchen tools |
| PCT/CN2018/116396 WO2019192186A1 (en) | 2018-04-04 | 2018-11-20 | Burner cap, burner, and burner cooker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810304630.6A CN108469025B (en) | 2018-04-04 | 2018-04-04 | Fire cover, burner and burning kitchen tools |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108469025A true CN108469025A (en) | 2018-08-31 |
| CN108469025B CN108469025B (en) | 2019-10-25 |
Family
ID=63262704
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810304630.6A Active CN108469025B (en) | 2018-04-04 | 2018-04-04 | Fire cover, burner and burning kitchen tools |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108469025B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019192186A1 (en) * | 2018-04-04 | 2019-10-10 | 佛山市顺德区美的洗涤电器制造有限公司 | Burner cap, burner, and burner cooker |
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| CN103162292A (en) * | 2013-02-26 | 2013-06-19 | 宁波方太厨具有限公司 | Burner outer flame cover |
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| CN106594731A (en) * | 2016-12-23 | 2017-04-26 | 宁波方太厨具有限公司 | Fire cover of combustor |
| CN107366907A (en) * | 2017-07-05 | 2017-11-21 | 广东美的厨房电器制造有限公司 | Burner and gas kitchen ranges |
| CN208058838U (en) * | 2018-04-04 | 2018-11-06 | 广东美的厨房电器制造有限公司 | Fire cover, burner and burning kitchen tools |
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2018
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| CN2537906Y (en) * | 2002-03-27 | 2003-02-26 | 张书元 | Environment protection wind-proof ceramic gas range |
| CN103162292A (en) * | 2013-02-26 | 2013-06-19 | 宁波方太厨具有限公司 | Burner outer flame cover |
| CN104296145A (en) * | 2014-09-10 | 2015-01-21 | 宁波方太厨具有限公司 | Burner fire cover used for gas cooking appliance and burner with fire cover |
| CN106594731A (en) * | 2016-12-23 | 2017-04-26 | 宁波方太厨具有限公司 | Fire cover of combustor |
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| WO2019192186A1 (en) * | 2018-04-04 | 2019-10-10 | 佛山市顺德区美的洗涤电器制造有限公司 | Burner cap, burner, and burner cooker |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108469025B (en) | 2019-10-25 |
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Effective date of registration: 20221219 Address after: 241000 west side of 3 / F, No.5 office building, new energy and new materials gathering area, Fuzhou Road, Jiangbei District, Wuhu City, Anhui Province Patentee after: Wuhu Midea intelligent kitchen electricity Manufacturing Co.,Ltd. Address before: 528311 Yongan Road, Beijiao Town, Shunde District, Foshan, Guangdong 6 Patentee before: GUANGDONG MIDEA KITCHEN APPLIANCES MANUFACTURING Co.,Ltd. Patentee before: MIDEA GROUP Co.,Ltd. |
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